Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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I need help on question #51 for pre-calculus.

Transcribed Image Text:secx
tanx
42.
41.
tanx
= cos.rcot.x
cscx
secx
1
1
= 2 sec't
1
43.
1 + sint
44.
sect - 1
1-sint
1.
1
1
45.
1+secx
= 2cotxcscx
46.
1 cscx
%3D
1-secx
For Exercises 47-52, verify that the equation is an identity. (See Example 6)
sin 0
cos O
47.
csc 0- cot 0
= 1 + cos 0
48.
tan 0 + s
010001013
1
1- sinx
cos°x
1
49.
cosx + sinxcosx
50.
sinx - s
cos'x
secx + 1
51.
secx -1
sinx + c
52.
sinx –
= (cscx + cot.x)?
For Exercises 53–56, verify that the equation is an identity. (See Example 7)
54. In cott
anoi 56. In/csc 6
53. In/cost- In|cott|
In|sint|
%3D
55. In sec 0+ tan 0|
= -In|sec 0 - tan 0|
%3D
For Exercises 57–60, simplify each side of the equation independently to reach
(Soo Frromplo 8)
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